1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/try-block/try-block-unused-delims.rs b/src/test/ui/try-block/try-block-unused-delims.rs
new file mode 100644
index 000000000..ce087fb35
--- /dev/null
+++ b/src/test/ui/try-block/try-block-unused-delims.rs
@@ -0,0 +1,29 @@
+// check-pass
+// compile-flags: --edition 2018
+// run-rustfix
+
+#![feature(try_blocks)]
+#![warn(unused_parens, unused_braces)]
+
+fn consume<T>(_: Result<T, T>) -> T { todo!() }
+
+fn main() {
+    consume((try {}));
+    //~^ WARN unnecessary parentheses
+
+    consume({ try {} });
+    //~^ WARN unnecessary braces
+
+    match (try {}) {
+        //~^ WARN unnecessary parentheses
+        Ok(()) | Err(()) => (),
+    }
+
+    if let Err(()) = (try {}) {}
+    //~^ WARN unnecessary parentheses
+
+    match (try {}) {
+        //~^ WARN unnecessary parentheses
+        Ok(()) | Err(()) => (),
+    }
+}